- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 35/36 - Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by curled flexible tube, e.g. Bourdon tube
Patent holdings for IPC class H01H 35/36
Total number of patents in this class: 10
10-year publication summary
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0
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0
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0
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2
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2
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2
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1
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shanghai Roye Electric Co., Ltd. | 40 |
5 |
| Dwyer Precision Products, Inc. | 22 |
1 |
| Evapco, Inc. | 304 |
1 |
| Shanghai Roye Electrical Co., Ltd. | 3 |
1 |
| Shanghai Roye Electric Science and Technology Co., Ltd. | 1 |
1 |
| Shanghai Roye Electric Science & Technology Co., Ltd. | 4 |
1 |
| Other owners | 0 |